SAO PAULO, Dec. 18, 2014 /PRNewswire/ -- Companhia de Saneamento Basico do Estado de Sao Paulo - SABESP (BM&FBovespa: SBSP3; NYSE: SBS), one of the largest water and sewage service providers in the world based on the number of customers, pursuant to CVM Instruction 358 of January 3, 2002, and amendments thereto, hereby informs its shareholders and the market in general that it has filed the following official communications with the Sao Paulo State Sanitation and Energy Regulatory Agency ("ARSESP"):

1) Extension of the Water Consumption Reduction Incentive Program

On December 11, 2014 Sabesp requested ARSESP authorization to extend the Water Consumption Reduction Incentive Program until the end of 2015, or until reservoir levels are normalized (whichever occurs first).

2) Contingency Tariff

On December 8, 2014, Sabesp requested ARSESP authorization to implement a contingency tariff mechanism consisting of additions to water and sewage bills.

The complete Material Fact is available at the Company's website (www.sabesp.com.br)

IR Contacts:
Mario Arruda Sampaio: (55 11) 3388-8664 (maasampaio@sabesp.com.br)
Angela Beatriz Airoldi: (55 11) 3388-8793 (abairoldi@sabesp.com.br)

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SOURCE SABESP